CN103260183B - Two-way electric measuring method and system - Google Patents
Two-way electric measuring method and system Download PDFInfo
- Publication number
- CN103260183B CN103260183B CN201310137352.7A CN201310137352A CN103260183B CN 103260183 B CN103260183 B CN 103260183B CN 201310137352 A CN201310137352 A CN 201310137352A CN 103260183 B CN103260183 B CN 103260183B
- Authority
- CN
- China
- Prior art keywords
- test platform
- mobile test
- uplink data
- temporal information
- satellite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The embodiment of the present invention relates to communication technical field, discloses a kind of two-way electric measuring method and system.Wherein, the method comprises: gather down link data from mobile test platform; Described downlink packet draws together down link field intensity value, the satellite positioning location information of described mobile test platform and the first satellite fix temporal information; Uplink data is gathered from base station; Described uplink data packet draws together up link field intensity value and the second satellite fix temporal information; According to the first satellite fix temporal information and the second satellite fix temporal information, described down link data and uplink data are carried out synchronously, obtain the uplink data comprising satellite positioning location information; According to the down link data after synchronous and the described uplink data comprising satellite positioning location information, electronic chart shows downlink scenario and uplink scenario.Implement the embodiment of the present invention, can gather the data of up link and down link simultaneously, realize two-way electrical measurement.
Description
Technical field
The present invention relates to communication technical field, be specifically related to a kind of two-way electric measuring method and system.
Background technology
In wireless network test in mobile network communication, usually the parameter such as transmitting-receiving level, carrier/interface ratio, the error rate of link between monitoring base station and travelling carriage is needed to carry out critic network quality (being called electrical measurement), wherein, direction from base station to travelling carriage is called down direction, and the direction from travelling carriage to base station is called up direction.
In prior art, in the overlay area of base station, usually unidirectional electrical measurement is carried out to wireless device (as hand platform, ride), namely test the coverage condition of down link signal, and electric detecting technology research also often concentrates on and how how to improve in precision in unidirectional electrical measurement.
In the application of some equipment, two-way data interaction is carried out in needs and base station, such as video not only will return by wireless image transmission equipment in the application, also need to receive command centre's instruction in time, thus need the equipment coverage condition understanding uplink downlink, existing unidirectional electric measuring method can not be satisfied the demand.
Summary of the invention
Embodiment of the present invention technical problem to be solved is to provide a kind of two-way electric measuring method, for realizing two-way electrical measurement.
The embodiment of the present invention provides a kind of two-way electric measuring method, comprising:
Down link data is gathered from mobile test platform; Described downlink packet draws together down link field intensity value, the satellite positioning location information of described mobile test platform and the first satellite fix temporal information;
Uplink data is gathered from base station; Described uplink data packet draws together up link field intensity value and the second satellite fix temporal information;
According to the first satellite fix temporal information and the second satellite fix temporal information, described down link data and uplink data are carried out synchronously, obtain the uplink data comprising satellite positioning location information;
According to the down link data after synchronous and the described uplink data comprising satellite positioning location information, electronic chart shows downlink scenario and uplink scenario.
Accordingly, the embodiment of the present invention also provides one to establish two-way electric measuring system, comprising:
First acquisition module, is connected with mobile test platform, for gathering down link data from described mobile test platform; Described downlink packet draws together down link field intensity value, the positional information of described mobile test platform and the first satellite fix temporal information;
Second acquisition module, is connected with base station, for gathering uplink data from described base station; Described uplink data packet draws together up link field intensity value and the second satellite fix temporal information;
Synchronization module, for being undertaken synchronously according to the first satellite fix temporal information and the second satellite fix temporal information by described downlink scenario data and uplink scenario data, obtains the uplink data comprising satellite positioning location information;
Display module, the down link data after synchronous for basis and the described uplink data comprising satellite positioning location information, electronic chart shows downlink scenario and uplink scenario.
The two-way electric measuring method that the embodiment of the present invention provides, can gather the data of up link and down link simultaneously, realize two-way electrical measurement, adopt the satellite fix time to be undertaken synchronously as time reference by downlink data in the embodiment of the present invention simultaneously, synchronous compare is accurately convenient, obtains data reliability high.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the two-way electric measuring method that the embodiment of the present invention one provides;
Fig. 2 is the structural representation of the two-way electric measuring system that the embodiment of the present invention two provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Providing a kind of two-way electric measuring method and system in the embodiment of the present invention, for realizing the collection of downlink data, carrying out two-way electrical measurement.Below be described in detail respectively.
Embodiment one:
The invention provides a kind of two-way electric measuring method, as shown in Figure 1, comprising:
101, down link data is gathered from mobile test platform; Above-mentioned downlink packet draws together down link field intensity value, the satellite positioning location information of above-mentioned mobile test platform and the first satellite fix temporal information;
Uplink data is gathered from base station; Above-mentioned uplink data packet draws together up link field intensity value and the second satellite fix temporal information;
102, according to the first satellite fix temporal information and the second satellite fix temporal information, above-mentioned down link data and uplink data are carried out synchronously, obtain the uplink data comprising satellite positioning location information;
103, according to the down link data after synchronous and the above-mentioned uplink data comprising satellite positioning location information, electronic chart shows downlink scenario and uplink scenario.
The two-way electric measuring method that the present embodiment provides, can gather the data of up link and down link simultaneously, realize two-way electrical measurement, simultaneously in the present embodiment, the satellite fix time is adopted to be undertaken synchronously as time reference by downlink data, synchronous compare is accurately convenient, obtains data reliability high.
For example, in the present embodiment, above-mentioned satellite positioning location information can be GPS(GlobalPositioningSystem, global positioning system) positional information, above-mentioned satellite fix temporal information can be gps time information, namely the present embodiment utilizes gps satellite navigation system to obtain positional information and temporal information, and certain those skilled in the art also can utilize other global position system, such as big-dipper satellite navigation system etc.
Be described for gps system below, other global position system can certainly be adopted to replace gps system.
Alternatively, in the present embodiment, gather down link data from mobile test platform in above-mentioned steps 101 can specifically comprise: from satellite positioning location information and the first satellite fix temporal information of mobile test platform collection downlink level signal, mobile test platform, downlink level signal is converted into down link field intensity value.
What namely mobile test platform directly exported can be downlink level signal, needs, by the conversion of software or hardware, downlink level signal is converted into down link field intensity value.
Alternatively, in the present embodiment, gather its uplink data exported in above-mentioned steps 101 can specifically comprise from base station: gather up link level signal and the second satellite fix temporal information from base station, up link level signal is converted into up link field intensity value.
What namely base station directly exported can be up link level signal, needs, by the conversion of software or hardware, up link level signal is converted into up link field intensity value.
Owing to not comprising the satellite positioning location information of mobile test platform in the uplink data that obtains from base station, therefore also need to carry out synchronously to uplink data and the down link data comprising positional information, to obtain the uplink data comprising satellite positioning location information, for example, in the present embodiment, the first gps time and the second gps time can be utilized to carry out synchronously.
Concrete synchronous method can be:
The form of the down link data collected from mobile test platform can be (X, Y, G1, T1), the form of the uplink data collected from base station can be (G2, T2), wherein X, Y represents the gps coordinate of mobile test platform, G1 represents the intensity level of the signal from base station that mobile test platform receives, T1 represents the gps time (the first gps time) that down link data gathers, and G2 represents the intensity level of the signal from mobile test platform that base station receives, the gps time (the second gps time) when T2 represents that uplink data gathers;
Down link data and uplink data are carried out synchronously, namely be X when obtaining T2=T1, Y value, namely the positional information moving test platform when uplink data gathers is obtained, uplink data form after synchronous can be (X, Y, G2, T2), the uplink data comprising satellite positioning location information is namely obtained.
Alternatively, gather downlink packet from mobile test platform in above-mentioned steps 101 to draw together: gather down link data according to predetermined sample rate from mobile test platform;
Gather uplink data packet to draw together from base station: gather uplink data according to predetermined sample rate from base station.
Preferably, above-mentioned sample rate can adjust according to the translational speed of mobile test platform, particularly, the translational speed of mobile test platform can be calculated according to the satellite positioning location information of the mobile test platform obtained and the first satellite fix temporal information in real time, and adjust above-mentioned sample rate according to the speed calculated.Preferably, the translational speed of mobile test platform is larger, above-mentioned sample rate is larger, the time interval (sampling period) of namely measuring is shorter, sample rate such as can be made to be directly proportional to the translational speed of mobile test platform, sample rate and translational speed can also be arranged to other incidence relation by certain user, will not limit at this.
In the two-way electrical measurement of reality, mobile test platform (such as on-road emission test platform) can be tested along predetermined test route in presumptive area, the test mode in the above-mentioned adjustment sampling period of the translational speed according to mobile test platform, test uniformly can be tried one's best to the region needing test, avoid testing the impact that the data obtained are subject to mobile test platform movement speed, cause overstocked or excessively thin in some region.
Embodiment two:
The present invention also provides a kind of two-way electric measuring system, and as shown in Figure 2, this system comprises:
First acquisition module 10, is connected with mobile test platform, for gathering down link data from above-mentioned mobile test platform; Above-mentioned downlink packet draws together down link field intensity value, the satellite positioning location information of above-mentioned mobile test platform and the first satellite fix temporal information;
Second acquisition module 20, is connected with base station, for gathering uplink data from above-mentioned base station; Above-mentioned uplink data packet draws together up link field intensity information and the second satellite fix temporal information;
Synchronization module 30, for being undertaken synchronously according to the first satellite fix temporal information and the second satellite fix temporal information by above-mentioned downlink scenario data and uplink scenario data, obtains the uplink data comprising satellite positioning location information;
Display module 40, the down link data after synchronous for basis and the above-mentioned uplink data comprising satellite positioning location information, electronic chart shows downlink scenario and uplink scenario.
The two-way electric measuring system that the present embodiment provides, can gather the data of up link and down link simultaneously, realize two-way electrical measurement, simultaneously in the present embodiment, the satellite fix time is adopted to be undertaken synchronously as time reference by downlink data, synchronous compare is accurately convenient, obtains data reliability high.
For example, in the present embodiment, above-mentioned satellite positioning location information can be GPS(GlobalPositioningSystem, global positioning system) positional information, above-mentioned satellite fix temporal information can be gps time information, namely the present embodiment utilizes gps satellite navigation system to obtain positional information and temporal information, and certain those skilled in the art also can utilize other global position system, such as big-dipper satellite navigation system etc.
Be described for gps system below, other global position system can certainly be adopted to replace gps system.
In the present embodiment, mobile test platform side can arrange a satellite positioning signal receiver, and this satellite positioning signal receiver can provide satellite positioning location information and the first satellite fix temporal information of mobile test platform; Side, base station also can arrange another satellite positioning signal receiver, and due to generally, the position of base station keeps motionless, and therefore this satellite positioning signal receiver is mainly used in providing the second satellite fix temporal information.
Alternatively, in the present embodiment, what above-mentioned mobile test platform directly exported can be downlink level signal, and it also can be up link level signal that base station directly exports, and the first acquisition module 10 can specifically comprise:
First collecting unit, for gathering downlink level signal from above-mentioned mobile test platform;
First converting unit, for being converted into down link field intensity value by downlink level signal.
First collecting unit also can be used for the satellite positioning location information and the first gps time information that gather above-mentioned mobile test platform from the GPS of mobile test platform side.
Second acquisition module 20 can specifically comprise:
Second collecting unit, for gathering up link level signal from base station;
Second converting unit, for being converted into up link field intensity value by up link level signal.
Second collecting unit also can be used for gathering the second gps time information from the GPS of base station side.
Certainly, above-mentioned first converting unit and the second converting unit also can be integrated in mobile test platform and in base station equipment respectively, then the first acquisition module and the second acquisition module directly collect down link field intensity value and up link field intensity value respectively.
Owing to not comprising the satellite positioning location information of mobile test platform in the uplink data that obtains from base station, therefore synchronization module 30 also needs to carry out synchronously to uplink data and the down link data comprising positional information, to obtain the uplink data comprising satellite positioning location information, for example, in the present embodiment, the first gps time and the second gps time can be utilized to carry out synchronously.
Concrete synchronous method can be:
The form of the down link data collected from mobile test platform can be (X, Y, G1, T1), the form of the uplink data collected from base station can be (G2, T2), wherein X, Y represents the gps coordinate of mobile test platform, G1 represents the intensity level of the signal from base station that mobile test platform receives, T1 represents the gps time (the first gps time) that down link data gathers, and G2 represents the intensity level of the signal from mobile test platform that base station receives, and T2 represents the acquisition time (the second gps time) of uplink data;
Down link data and uplink data being carried out synchronously, is namely X when obtaining T2=T1, Y value, and namely obtain the positional information moving test platform when uplink data gathers, the uplink data form after synchronous can be (X, Y, G2, T2).
Alternatively, the first acquisition module 10 can gather down link data according to predetermined sample rate, and the second acquisition module 20 gathers up link level data according to predetermined sample rate.
Further, above-mentioned two-way electric measuring system also can comprise:
Computing module (not shown), calculates the translational speed of above-mentioned mobile test platform according to the positional information of above-mentioned mobile test platform and the first gps time information;
Adjusting module (not shown), for adjusting above-mentioned sample rate according to above-mentioned translational speed.
Preferably, above-mentioned adjusting module can make the translational speed of mobile test platform larger, above-mentioned sample rate is larger, the time interval (sampling period) of namely measuring is shorter, the relation that such as can be directly proportional to the translational speed of mobile test platform according to sample rate adjusts sample rate, sample rate and translational speed can also be arranged to other incidence relation by certain user, will not limit at this.
In the two-way electrical measurement of reality, mobile test platform (such as on-road emission test platform) can be tested along predetermined test route in presumptive area, the test mode of the above-mentioned adjustment sampling period of the translational speed according to mobile test platform or predetermined sampled distance, test uniformly can be tried one's best to the region needing test, avoid testing the impact that the data obtained are subject to mobile test platform movement speed, cause overstocked or excessively thin in some region.
For example, in the present embodiment, mobile test platform can comprise the first signal receiver, the first signal transmitter and the first GPS, wherein the first signal receiver can receive the signal that base station sends, first signal transmitter also can send signal to base station simultaneously, and the first GPS can receive the gps signal comprising positional information and temporal information; Base station also can comprise secondary signal receiver, secondary signal transmitter and the second GPS, secondary signal receiver can receive the signal that mobile test platform sends, secondary signal transmitter also can send signal to mobile test platform simultaneously, and the second GPS can receive the gps signal at least comprising temporal information.
In the present embodiment, the first acquisition module 10 can be the treatment facility be connected with mobile test platform, the such as equipment such as computer or smart mobile phone.Second acquisition module 20 can be the treatment facility be connected with base station, such as the equipment such as computer or smart mobile phone.Synchronization module 30 and display module 40 can be made up of another independent treatment facility, the such as equipment such as computer or smart mobile phone, also jointly can be integrated in same treatment facility with the second acquisition module 20.
Be integrated in computer one with the first acquisition module 10, the second acquisition module 20, synchronization module 30 and display module 40 are integrated in computer two for example:
Computer one can be positioned at mobile test platform place, be connected with mobile test platform, can be connected to receive by the mode such as serial ports or USB the downlink level signal that the first signal receiver exports with the signal receiver of mobile test platform, and by suitable software or hardware, downlink level signal is converted into down link field intensity value, obtain GPS position information and the first gps time information of mobile test platform from the first GPS simultaneously;
Computer two can be positioned at base station, be connected with base station, the up link level signal exported with Received signal strength receiver can be connected by the mode such as serial ports or USB with the secondary signal receiver of base station, and by suitable software or hardware, up link level signal is converted into down link field intensity value, obtain the second gps time information from the second GPS simultaneously.
Computer one is communicated by network or wireless mode with computer two, down link data (comprising down link field intensity value, GPS position information and the first gps time information) is sent to computer two by computer one, uplink data and down link data carry out synchronously according to the first gps time and the second gps time by computer two, can obtain the relation data of the position of up link field intensity value and mobile test platform after synchronous.
Computer two can uplink data after recording synchronism and down link data, and on electronic chart, show up link field intensity value and the down link field intensity value of each position.
Each embodiment all belongs to same inventive concept above, describes not part to the greatest extent in separate embodiment, can with reference to the description in other embodiments.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is that the hardware that can carry out instruction relevant by program has come, this program can be stored in a computer-readable recording medium, storage medium can comprise: flash disk, read-only memory (Read-OnlyMemory, ROM), random access device (RandomAccessMemory, RAM), disk or CD etc.
The two-way electric measuring method provided the embodiment of the present invention above and system are described in detail, apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (8)
1. a two-way electric measuring method, is characterized in that, comprising:
Down link data is gathered from mobile test platform; Described downlink packet draws together down link field intensity value, the satellite positioning location information of described mobile test platform and the first satellite fix temporal information;
Uplink data is gathered from base station; Described uplink data packet draws together up link field intensity value and the second satellite fix temporal information;
According to described first satellite fix temporal information and described second satellite fix temporal information, described down link data and uplink data are carried out synchronously, obtain the uplink data comprising satellite positioning location information, be specially: the satellite positioning location information calculating described mobile test platform when described second satellite fix temporal information equals described first satellite fix temporal information, described satellite positioning location information is added in uplink data, and then obtains the uplink data comprising described satellite positioning location information;
According to described down link data and the described uplink data comprising satellite positioning location information, electronic chart shows downlink scenario and uplink scenario.
2. method according to claim 1, is characterized in that,
Describedly gather downlink packet from mobile test platform and draw together: gather the downlink level signal that mobile test platform exports, the satellite positioning location information of described mobile test platform and the first satellite fix temporal information, and convert described downlink level signal to down link field intensity value;
The described uplink data packet that gathers from base station is drawn together: the up link level signal and the second satellite fix temporal information that gather base station output, and converts described up link level signal to up link field intensity value.
3. method according to claim 1 and 2, is characterized in that,
Described from mobile test platform gather downlink packet draw together: according to predetermined sample rate from mobile test platform gather down link data;
The described uplink data packet that gathers from base station is drawn together: gather uplink data according to predetermined sample rate from base station.
4. method according to claim 3, is characterized in that, described method also comprises:
The translational speed of described mobile test platform is calculated, according to the described predetermined sample rate of described translational speed adjustment according to the satellite positioning location information of described mobile test platform and the first satellite fix temporal information.
5. a two-way electric measuring system, is characterized in that, comprising:
First acquisition module, is connected with mobile test platform, for gathering down link data from described mobile test platform; Described downlink packet draws together down link field intensity value, the positional information of described mobile test platform and the first satellite fix temporal information;
Second acquisition module, is connected with base station, for gathering uplink data from described base station; Described uplink data packet draws together up link field intensity value and the second satellite fix temporal information;
Synchronization module, for described downlink scenario data and uplink scenario data being carried out synchronously according to the first satellite fix temporal information and the second satellite fix temporal information, obtain the uplink data comprising satellite positioning location information, be specially: the satellite positioning location information calculating described mobile test platform when described second satellite fix temporal information equals described first satellite fix temporal information, described satellite positioning location information is added in uplink data, and then obtains the uplink data comprising described satellite positioning location information;
Display module, for according to described down link data and the described uplink data comprising satellite positioning location information, electronic chart shows downlink scenario and uplink scenario.
6. system according to claim 5, it is characterized in that, described first acquisition module specifically comprises: the first collecting unit, for gathering the downlink level signal of mobile test platform output, the positional information of described mobile test platform and the first satellite fix temporal information; First converting unit, for converting described downlink level signal to down link field intensity value;
Described second acquisition module specifically comprises: the second collecting unit, for gathering up link level signal and the second satellite fix temporal information of base station output; Second converting unit, for converting described up link level signal to up link field intensity value.
7. the system according to claim 5 or 6, is characterized in that, described first acquisition module is specifically for gathering down link data according to predetermined sample rate from mobile test platform; Described second acquisition module is specifically for gathering uplink data according to predetermined sample rate from base station.
8. system according to claim 7, is characterized in that, described system also comprises:
Computing module, calculates the translational speed of described mobile test platform according to the positional information of described mobile test platform and the first satellite fix temporal information;
Adjusting module, for adjusting described predetermined sample rate according to described translational speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310137352.7A CN103260183B (en) | 2013-04-19 | 2013-04-19 | Two-way electric measuring method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310137352.7A CN103260183B (en) | 2013-04-19 | 2013-04-19 | Two-way electric measuring method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103260183A CN103260183A (en) | 2013-08-21 |
| CN103260183B true CN103260183B (en) | 2015-12-23 |
Family
ID=48963823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310137352.7A Active CN103260183B (en) | 2013-04-19 | 2013-04-19 | Two-way electric measuring method and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103260183B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9172605B2 (en) | 2014-03-07 | 2015-10-27 | Ubiquiti Networks, Inc. | Cloud device identification and authentication |
| CN105993183B (en) | 2014-06-30 | 2019-08-13 | 优倍快网络公司 | Method and kit for for using functional diagram to assist in the configuration of radio net |
| CN105874839B (en) | 2014-08-31 | 2019-11-15 | 优倍快网络公司 | Method and apparatus for monitoring and improving wireless network health |
| CN110971288B (en) * | 2018-09-28 | 2022-04-15 | 海能达通信股份有限公司 | Positioning method and device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1505292A (en) * | 2002-12-02 | 2004-06-16 | 北京三星通信技术研究有限公司 | Method of time synchronization detection and time synchronization for orthogonal frequency division multiplexing communication system |
| CN1838577A (en) * | 2005-03-25 | 2006-09-27 | 中国科学技术大学 | Frame division multi-address method in mobile communication |
| CN1996788A (en) * | 2006-12-01 | 2007-07-11 | 西安中佳讯科技有限公司 | Configuration device and adjusting method of the time slot of the wireless network direct station based on the satellite synchronization |
| CN101090557A (en) * | 2006-06-15 | 2007-12-19 | 大唐移动通信设备有限公司 | Method, device and relay equipment for detecting synchronous point and switchover point position |
| CN102291231A (en) * | 2010-06-16 | 2011-12-21 | 株式会社东芝 | Synchronous signal generating device and synchronous signal generating method |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1897507B (en) * | 2005-07-12 | 2010-05-12 | 北京信威通信技术股份有限公司 | Electric tester and testing method for SCDMA system |
| CN101627555B (en) * | 2007-04-20 | 2014-10-29 | Telcom投资有限责任公司 | Method and system of distributing transmissions in a wireless data transmission system |
| CN101388740B (en) * | 2007-09-10 | 2012-12-26 | 展讯通信（上海）有限公司 | Method and system for obtaining and transmitting GPS standard time in TD-SCDMA radio communication system |
| CN101388713B (en) * | 2007-09-14 | 2012-09-05 | 展讯通信（上海）有限公司 | Method for calibrating GPS standard time in TD-SCDMA radio communication system |
| CN201294513Y (en) * | 2008-09-26 | 2009-08-19 | 华东电网有限公司 | System for synchronizing whole network time based on satellite common vision |
| CN201332395Y (en) * | 2008-12-24 | 2009-10-21 | 上海毅通实业有限公司 | Digital wireless LAN power amplifier |
| CN101932092B (en) * | 2009-06-23 | 2013-04-24 | 中国移动通信集团公司 | Method and system for implementing macro base station clock synchronization and macro base station equipment |
| CN101945468B (en) * | 2009-07-08 | 2012-12-26 | 大唐移动通信设备有限公司 | Method, system and device for clock synchronization |
| CN201830258U (en) * | 2010-05-19 | 2011-05-11 | 大唐移动通信设备有限公司 | Time-signal transmission system and equipment |
| CN102280034A (en) * | 2011-05-27 | 2011-12-14 | 迈锐数据（北京）有限公司 | Vehicle detection method |
-
2013
- 2013-04-19 CN CN201310137352.7A patent/CN103260183B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1505292A (en) * | 2002-12-02 | 2004-06-16 | 北京三星通信技术研究有限公司 | Method of time synchronization detection and time synchronization for orthogonal frequency division multiplexing communication system |
| CN1838577A (en) * | 2005-03-25 | 2006-09-27 | 中国科学技术大学 | Frame division multi-address method in mobile communication |
| CN101090557A (en) * | 2006-06-15 | 2007-12-19 | 大唐移动通信设备有限公司 | Method, device and relay equipment for detecting synchronous point and switchover point position |
| CN1996788A (en) * | 2006-12-01 | 2007-07-11 | 西安中佳讯科技有限公司 | Configuration device and adjusting method of the time slot of the wireless network direct station based on the satellite synchronization |
| CN102291231A (en) * | 2010-06-16 | 2011-12-21 | 株式会社东芝 | Synchronous signal generating device and synchronous signal generating method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103260183A (en) | 2013-08-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103037508B (en) | A kind of wireless terminal location system | |
| CN103260183B (en) | Two-way electric measuring method and system | |
| CN103906107A (en) | Data collecting type WLAN testing system and method based on WIFI terminal | |
| CN104780605B (en) | A kind of localization method and device of terminal | |
| CN102970771B (en) | A kind of acquisition of signal acquisition method based on wireless sensor network and system | |
| RU2015120790A (en) | METHODS AND DEVICES RELATING TO EFFECTIVE MEASUREMENTS WITH REDUCED INTERFERENCE | |
| CN101986757B (en) | Positioning method and device for mobile terminal | |
| JP2012529797A (en) | Position information determination method, apparatus and system | |
| CN111007455A (en) | Positioning system and method, database and neural network model training method | |
| CN105491586A (en) | Method and system for measuring azimuth angle of cell base station antenna | |
| CN101871978B (en) | Method, system and device for determining position of interference source | |
| CN204614229U (en) | A kind of parking garage vehicle location information collecting device based on WIFI | |
| CN113595667B (en) | Time synchronization system for power terminal, method thereof and base station | |
| CN102665275A (en) | Wireless locating method based on uplink pilot signals and wireless locating device based on uplink pilot signals | |
| CN102711131B (en) | User distribution density-based covering and capacity optimization method in long term evolution (LTE) network | |
| CN102238606B (en) | A kind of signal processing method based on frame structure extension and system | |
| CN104166149B (en) | Indoor signal acquisition method and device based on MEMS sensor | |
| CN1980100B (en) | Real-time continuous wide-band wire-less transmitting detection method and apparatus | |
| CN101568126A (en) | Method for acquiring network path test position information as well as method, device and system for path test | |
| CN104459682A (en) | Distance measurement method for automatically eliminating dynamic distance zero value | |
| CN105246155B (en) | A kind of method and device positioning network access equipment geographical location | |
| CN111010310B (en) | Method and system for testing outfield performance of Aero MACS router | |
| CN107329159A (en) | One kind collection alignment system and its method, device | |
| CN104301993B (en) | A kind of method and device of base station site positioning | |
| CN100387086C (en) | Multi-channel radio monitoring and correlation interference direction-finding mobile station system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |